From: Andrew Morton <akpm@linux-foundation.org>
To: "Dave Young" <hidave.darkstar@gmail.com>
Cc: "kernel list" <linux-kernel@vger.kernel.org>
Subject: Re: [2.6.26-rc2-mm1] sync to speed up?
Date: Mon, 19 May 2008 00:29:19 -0700 [thread overview]
Message-ID: <20080519002919.1f8f21f6.akpm@linux-foundation.org> (raw)
In-Reply-To: <a8e1da0805190015t2044c33ar4b7320d0a37d7e09@mail.gmail.com>
On Mon, 19 May 2008 15:15:09 +0800 "Dave Young" <hidave.darkstar@gmail.com> wrote:
> Hi,
>
> With 2.6.26-rc2-mm1 I need to sync frequently. It's not normal as my
> understanding.
>
> 1. scp a big file from a lan server. Firstly the speed is about 8M/s,
> but the speed will slow down to 100K/s at last. After I exec "sync",
> the speed will restore.
>
> Is this a known issue?
>
Yes, probably related to the "mkfs takes forever" problem. I haven't
looked into it yet. Nor has anyone else afaik.
next prev parent reply other threads:[~2008-05-19 7:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-19 7:15 [2.6.26-rc2-mm1] sync to speed up? Dave Young
2008-05-19 7:29 ` Andrew Morton [this message]
2008-05-19 15:24 ` ext4-mm-delalloc-ext4-lock-reverse-fix Jiri Slaby
2008-05-19 17:54 ` ext4-mm-delalloc-ext4-lock-reverse-fix Mingming Cao
2008-05-19 20:37 ` ext4-mm-delalloc-ext4-lock-reverse-fix Alexey Dobriyan
2008-05-20 2:16 ` ext4-mm-delalloc-ext4-lock-reverse-fix Dave Young
2008-05-19 23:05 ` [2.6.26-rc2-mm1] sync to speed up? Theodore Tso
2008-05-20 2:14 ` Dave Young
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